KR102001477B1 - 요소수 분무구조 - Google Patents

요소수 분무구조 Download PDF

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Publication number
KR102001477B1
KR102001477B1 KR1020147010650A KR20147010650A KR102001477B1 KR 102001477 B1 KR102001477 B1 KR 102001477B1 KR 1020147010650 A KR1020147010650 A KR 1020147010650A KR 20147010650 A KR20147010650 A KR 20147010650A KR 102001477 B1 KR102001477 B1 KR 102001477B1
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KR
South Korea
Prior art keywords
exhaust
urea water
exhaust gas
nozzle
scr catalyst
Prior art date
Application number
KR1020147010650A
Other languages
English (en)
Korean (ko)
Other versions
KR20140105435A (ko
Inventor
시게키 오카자키
Original Assignee
히다치 조센 가부시키가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 히다치 조센 가부시키가이샤 filed Critical 히다치 조센 가부시키가이샤
Publication of KR20140105435A publication Critical patent/KR20140105435A/ko
Application granted granted Critical
Publication of KR102001477B1 publication Critical patent/KR102001477B1/ko

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/90—Injecting reactants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2066—Selective catalytic reduction [SCR]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/206—Ammonium compounds
    • B01D2251/2067—Urea
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/01—Engine exhaust gases
    • B01D2258/012—Diesel engines and lean burn gasoline engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/08—Adding substances to exhaust gases with prior mixing of the substances with a gas, e.g. air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/08—Adding substances to exhaust gases with prior mixing of the substances with a gas, e.g. air
    • F01N2610/085—Controlling the air supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/10—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance
    • F01N2610/102—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance after addition to exhaust gases, e.g. by a passively or actively heated surface in the exhaust conduit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Toxicology (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
KR1020147010650A 2011-12-13 2012-10-31 요소수 분무구조 KR102001477B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2011-272391 2011-12-13
JP2011272391A JP5753485B2 (ja) 2011-12-13 2011-12-13 尿素水噴霧構造
PCT/JP2012/078166 WO2013088850A1 (ja) 2011-12-13 2012-10-31 尿素水噴霧構造

Publications (2)

Publication Number Publication Date
KR20140105435A KR20140105435A (ko) 2014-09-01
KR102001477B1 true KR102001477B1 (ko) 2019-07-18

Family

ID=48612307

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020147010650A KR102001477B1 (ko) 2011-12-13 2012-10-31 요소수 분무구조

Country Status (6)

Country Link
JP (1) JP5753485B2 (de)
KR (1) KR102001477B1 (de)
CN (1) CN103890335B (de)
CH (1) CH707487B1 (de)
DK (1) DK178838B1 (de)
WO (1) WO2013088850A1 (de)

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US9464539B2 (en) 2010-12-17 2016-10-11 Samsung Heavy Ind. Co., Ltd Waste heat recovery device for a marine vessel
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CN103488824A (zh) * 2013-09-06 2014-01-01 广东电网公司电力科学研究院 Scr脱硝系统现场运行优化方法
GB2518360B (en) 2013-09-17 2018-01-24 Jaguar Land Rover Ltd Exhaust treatment apparatus and method
JP6136960B2 (ja) 2014-01-31 2017-05-31 トヨタ自動車株式会社 内燃機関の排気系構造
CN103883377B (zh) * 2014-04-09 2016-06-01 成都沐杰科技有限公司 一种尿素溶液快速水解装置
JP5801449B1 (ja) * 2014-06-10 2015-10-28 サムソン ヘビー インダストリーズ カンパニー，リミテッド 船舶用廃熱回収装置
DE102014017790A1 (de) * 2014-12-03 2016-06-09 Man Truck & Bus Ag Abgasnachbehandlungssystem für ein mit einer Brennkraftmaschine betriebenes Fahrzeug, insbesondere für ein Wasserfahrzeug
US9850818B2 (en) 2015-06-29 2017-12-26 General Electric Company Power generation system exhaust cooling
US10060316B2 (en) 2015-06-29 2018-08-28 General Electric Company Power generation system exhaust cooling
US9850794B2 (en) 2015-06-29 2017-12-26 General Electric Company Power generation system exhaust cooling
US10077694B2 (en) 2015-06-29 2018-09-18 General Electric Company Power generation system exhaust cooling
US20160376908A1 (en) * 2015-06-29 2016-12-29 General Electric Company Power generation system exhaust cooling
US9856768B2 (en) 2015-06-29 2018-01-02 General Electric Company Power generation system exhaust cooling
US10087801B2 (en) 2015-06-29 2018-10-02 General Electric Company Power generation system exhaust cooling
US10215070B2 (en) 2015-06-29 2019-02-26 General Electric Company Power generation system exhaust cooling
US10030558B2 (en) 2015-06-29 2018-07-24 General Electric Company Power generation system exhaust cooling
US9840953B2 (en) 2015-06-29 2017-12-12 General Electric Company Power generation system exhaust cooling
US9752503B2 (en) 2015-06-29 2017-09-05 General Electric Company Power generation system exhaust cooling
US9938874B2 (en) 2015-06-29 2018-04-10 General Electric Company Power generation system exhaust cooling
US9752502B2 (en) 2015-06-29 2017-09-05 General Electric Company Power generation system exhaust cooling
CN105673159A (zh) * 2016-02-02 2016-06-15 潍柴动力股份有限公司 一种发动机排气系统及使用该排气系统的发动机
DE102016205299A1 (de) * 2016-03-31 2017-10-05 Man Diesel & Turbo Se Brennkraftmaschine mit Abgasnachbehandlungssystem
KR20170135093A (ko) * 2016-05-30 2017-12-08 두산엔진주식회사 환원제 분해 시스템
US10316759B2 (en) 2016-05-31 2019-06-11 General Electric Company Power generation system exhaust cooling
KR102137323B1 (ko) * 2018-11-20 2020-07-23 에이치에스디엔진 주식회사 선택적 촉매 환원 시스템
CN109395581B (zh) * 2018-12-17 2024-03-22 青岛双瑞海洋环境工程股份有限公司 船舶废气脱硝系统
KR102117663B1 (ko) * 2019-07-25 2020-06-01 이승엽 압축공기를 이용한 화학제 탈취제 미세 분무 분사장치
JP7254010B2 (ja) * 2019-11-19 2023-04-07 日立造船株式会社 加水分解システム、脱硝設備及び加水分解システムの制御方法
CN113184879A (zh) * 2021-05-20 2021-07-30 山东省中医药研究院 一种利用纳米氧化铝催化尿素水解的方法

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JP2011220280A (ja) * 2010-04-13 2011-11-04 Hitachi Zosen Corp 排気ガス浄化装置

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JP2011220280A (ja) * 2010-04-13 2011-11-04 Hitachi Zosen Corp 排気ガス浄化装置

Also Published As

Publication number Publication date
DK201470377A (en) 2014-06-23
CN103890335B (zh) 2017-06-09
DK178838B1 (en) 2017-03-13
CN103890335A (zh) 2014-06-25
CH707487B1 (de) 2017-05-15
JP5753485B2 (ja) 2015-07-22
WO2013088850A1 (ja) 2013-06-20
KR20140105435A (ko) 2014-09-01
JP2013124555A (ja) 2013-06-24

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